This will depend in which climate your building is located. If located in the northern hemisphere never schedule cleaning during the winter months since freezing temperature can cause the stone to spall. The best times are in late spring or early fall.
Article ID: 258
Created: September 8, 2012
Last Updated: August 20, 2020
Author: Admin
Online URL: https://sr-manual.com/kb/article/we-have-a-stone-building-circa-1900-that-is-in-dire-need-of-cleaning-what-is-the-best-time-of-year-to-schedule-cleaning-258.html